Harry Connick Jr.

as Lil' Farley

Mickey Rooney

as Santa Claus

Rob Paulsen

as Eubie / Kid / Turbo

Carol Kane

as Gilda (voice)

Kevin Michael Richardson

as Derek / Tucker / Mayor / Toady / Man #2 (voice)

Mae Whitman

as Molly (voice)

Lewis Black

as Norbert (voice)

Candi Milo

as Curtis / Cassie / Gurt / Little Girl (voice)

Rory Thost

as Brother (voice)

Liliana Mumy

as Sister (voice)

Charlie Adler

as Proctor / Man #1 (voice)

Anna Pagan

as Elf (voice)